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Supreme Suspensions® 6x139
Our lift spacers are constructed from Delrin due to its high crystalline composition to provide superior strength along with enough flex to maintain your stock ride quality
then an Anodized coating is applied to protect from rusting
When a Front Lift Kit is installed it usually changes the factory spec
Using a fiberglass and plastic mix
2001-2006 GMC Sierra 1500HD Full Suspension Lift Kit, Bilstein Shocks & Install Tool 4WD 2WD Front/Rear Lift:3" + 1.5" Supreme Suspensions® 6x1392x Front Steel Lift Torsion Keys 2x Rear Billet Lift Blocks 2x Front Bilstein Shocks 2x Rear Bilstein Shocks 4x Premium Electrostatic Powder Coated U Bolts 1x Torsion Key Unloading Tool Installation Instructions IMPORTANT: May require extended U Bolts for overloads. Fits 8 Lug models ONLY. Our Max Torsion Key Lift Kits are engineered with twice the strength of the factory system and precision indexed to lift your truck without sacrificing ride
